CVE-2022-0982

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    CVE-2022-0982

    Published: 16 Mar 2022Last Modified: 12 Aug 2026

    Summary: Buffer Overflow via crafted client request in Accel-PPP v1.12

    Details: The telnet_input_char function in opt/src/accel-pppd/cli/telnet.c suffers from a memory corruption vulnerability, whereby user input cmdline_len is copied into a fixed buffer b->buf without any bound checks. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/0xxx/CVE-2022-0982.json, https://nvd.nist.gov/vuln/detail/CVE-2022-0982, https://github.com/xebd/accel-ppp/issues/164

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    1.12
    1.12.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High